Is Google Penguin 4.0 Fully Rolled Out?

One of the bigger questions folks are asking since Google launched Penguin 4.0 on Friday was if it was fully rolled out. Google was clear when they said it is rolling out but they didn't say how long it will take to roll out. Google told us it is really never done rolling out because it is real-time, meaning, the signals are constantly being updated. As Google crawls and recrawls and indexes and reindexes the URLs across the web, Penguin scores are being pushed in real time. Thus, it is never ever really fully rolled out. But many are asking, if the first iteration fully rolled out? Is this new real-time version fully rolled out? The most direct response we had thus far is "I don't know," from Gary Illyes from Google. He posted this on Twitter in response to the question from Pete Meyers: @dr_pete I don't know off the top of my head, I'd need to check how many datacenters ...